Home / 5,413,863.40-8,122,544.70-3,618,773.80

Finding the Fourth Proportional to 5,413,863.40, 8,122,544.70 and 3,618,773.80

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Solution

The fourth proportional to 5,413,863.40, 8,122,544.70 and 3,618,773.80 is: 5,429,330.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,413,863.40 : 8,122,544.70 = 3,618,773.80 : x
  2. Step 2: Convert to fraction form
    5,413,863.40/8,122,544.70 = 3,618,773.80/x
  3. Step 3: Cross multiply
    5,413,863.40x = 8,122,544.70 × 3,618,773.80
  4. Step 4: Simplify right side
    5,413,863.40x = 29,393,651,949,688.86
  5. Step 5: Solve for x
    x = 29,393,651,949,688.86/5,413,863.40
  6. Step 6: Final answer
    x = 5,429,330.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.